Questions tagged [rubi]

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Problem installing Rubi on Mac OS X ARM

I installed the Rubi package by using ResourceFunction["GitHubInstall"]["RuleBasedIntegration","Rubi"] but when I use it, it only ...
  • 31
4 votes
1 answer
169 views

Mathematica vs Rubi --- integrate $f(x,y) = x \sin^2 x + a x y$ --- Mathematica got this round? [closed]

Consider the function: $$ \begin{equation} f(x,y) = x \sin^2 x + a x y \end{equation} $$ with $a$ being a constant. We want to do the indefinite integral over $x$ and then over $y$. We do that using <...
2 votes
0 answers
162 views

Understanding results from Rubi integrator

I am just starting out with Mathematica and more specifically Rubi. I just tried to integrate the following. ...
2 votes
0 answers
76 views

How to check Rubi version number in use? [closed]

On my Mathematica 11.2 Windows system I have Rubi version 4.15 installed manually and version 4.16 installed with the paclet installation procedure. So these two versions reside in totally different ...
0 votes
0 answers
127 views

Rubi/Mathematica gives different values for the same integrand

Consider this integral: $$ \int_0^\pi d\theta \sin\theta\, {1 \over \gamma^q}\left((1-\gamma^2)^2\sqrt{1 \over 1-\left(1-(1-\gamma^2)^4\right)\cos^2\theta} - 1\right)^q $$ for $0\leq \gamma < 1$. ...
  • 119
2 votes
1 answer
137 views

Problem calling function defined with HoldFirst

V 12.1 on windows. I am trying to use nice function from a recent post How to directly get the TeXForm of each steps from Rubi? ps. to run MWE code below, requires Rubi package, which if you do not ...
  • 127k
5 votes
1 answer
134 views

How to directly get the TeXForm of each steps from Rubi?

It's easy to read the steps from Rubi, but kind of tired to copy it out of as $\LaTeX$. That's what now I do: Int[x Sin[x], x]//Steps For example,click one step, ...
  • 7,597
5 votes
1 answer
216 views

Problem with Rubi` and paclets in Version 12.1?

A recent Quora post on computing an integral used the Integral Calculator, the interface and display of which I found somewhat impressive. So I thought that I'd try the same computation in Rubi so as ...
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